Showing stat.MEShow all
3 papers · 1 filter
stat.ME2026
A comparison of methods for Poisson regression in the presence of background
Massimiliano Bonamente, Vinay Kashyap, Xiaoli Li +1
This paper provides a statistical analysis of three common methods of regression for Poisson data in the presence of Poisson background, namely the joint fit with two parametric mo…
stat.ME2025
Making high-order asymptotics practical: correcting goodness-of-fit test for astronomical count data
Xiaoli Li, Yang Chen, Xiao-Li Meng +3
The C statistic is a widely used likelihood-ratio statistic for model fitting and goodness-of-fit assessments with Poisson data in high-energy physics and astrophysics. Although it…
stat.ME2025
Properties and approximations of a Bessel distribution for data science applications
Massimiliano Bonamente
This paper presents properties and approximations of a random variable based on the zero-order modified Bessel function that results from the compounding of a zero-mean Gaussian wi…